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[PULL 07/29] qapi: Fix to reject optional members with reserved names
From: |
Markus Armbruster |
Subject: |
[PULL 07/29] qapi: Fix to reject optional members with reserved names |
Date: |
Tue, 23 Mar 2021 22:56:36 +0100 |
check_type() fails to reject optional members with reserved names,
because it neglects to strip off the leading '*'. Fix that.
The stripping in check_name_str() is now useless. Drop.
Also drop the "no leading '*'" assertion, because valid_name.match()
ensures it can't fail.
Fixes: 9fb081e0b98409556d023c7193eeb68947cd1211
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20210323094025.3569441-8-armbru@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
---
scripts/qapi/expr.py | 9 ++++-----
tests/qapi-schema/reserved-member-u.err | 2 ++
tests/qapi-schema/reserved-member-u.json | 1 -
tests/qapi-schema/reserved-member-u.out | 14 --------------
4 files changed, 6 insertions(+), 20 deletions(-)
diff --git a/scripts/qapi/expr.py b/scripts/qapi/expr.py
index 2fcaaa2497..cf09fa9fd3 100644
--- a/scripts/qapi/expr.py
+++ b/scripts/qapi/expr.py
@@ -34,12 +34,10 @@ def check_name_is_str(name, info, source):
def check_name_str(name, info, source,
- allow_optional=False, enum_member=False,
+ enum_member=False,
permit_upper=False):
membername = name
- if allow_optional and name.startswith('*'):
- membername = name[1:]
# Enum members can start with a digit, because the generated C
# code always prefixes it with the enum name
if enum_member and membername[0].isdigit():
@@ -52,7 +50,6 @@ def check_name_str(name, info, source,
if not permit_upper and name.lower() != name:
raise QAPISemError(
info, "%s uses uppercase in name" % source)
- assert not membername.startswith('*')
def check_defn_name_str(name, info, meta):
@@ -171,8 +168,10 @@ def check_type(value, info, source,
# value is a dictionary, check that each member is okay
for (key, arg) in value.items():
key_source = "%s member '%s'" % (source, key)
+ if key.startswith('*'):
+ key = key[1:]
check_name_str(key, info, key_source,
- allow_optional=True, permit_upper=permit_upper)
+ permit_upper=permit_upper)
if c_name(key, False) == 'u' or c_name(key, False).startswith('has_'):
raise QAPISemError(info, "%s uses reserved name" % key_source)
check_keys(arg, info, key_source, ['type'], ['if', 'features'])
diff --git a/tests/qapi-schema/reserved-member-u.err
b/tests/qapi-schema/reserved-member-u.err
index e69de29bb2..b58e599a00 100644
--- a/tests/qapi-schema/reserved-member-u.err
+++ b/tests/qapi-schema/reserved-member-u.err
@@ -0,0 +1,2 @@
+reserved-member-u.json: In struct 'Oops':
+reserved-member-u.json:7: 'data' member '*u' uses reserved name
diff --git a/tests/qapi-schema/reserved-member-u.json
b/tests/qapi-schema/reserved-member-u.json
index 15005abb09..2bfb8f59b6 100644
--- a/tests/qapi-schema/reserved-member-u.json
+++ b/tests/qapi-schema/reserved-member-u.json
@@ -4,5 +4,4 @@
# This is true even for non-unions, because it is possible to convert a
# struct to flat union while remaining backwards compatible in QMP.
# TODO - we could munge the member name to 'q_u' to avoid the collision
-# BUG: not rejected
{ 'struct': 'Oops', 'data': { '*u': 'str' } }
diff --git a/tests/qapi-schema/reserved-member-u.out
b/tests/qapi-schema/reserved-member-u.out
index 6a3705518b..e69de29bb2 100644
--- a/tests/qapi-schema/reserved-member-u.out
+++ b/tests/qapi-schema/reserved-member-u.out
@@ -1,14 +0,0 @@
-module ./builtin
-object q_empty
-enum QType
- prefix QTYPE
- member none
- member qnull
- member qnum
- member qstring
- member qdict
- member qlist
- member qbool
-module reserved-member-u.json
-object Oops
- member u: str optional=True
--
2.26.3
- [PULL 00/29] QAPI patches patches for 2021-03-23, Markus Armbruster, 2021/03/23
- [PULL 01/29] qapi/pragma: Tidy up after removal of deprecated commands, Markus Armbruster, 2021/03/23
- [PULL 07/29] qapi: Fix to reject optional members with reserved names,
Markus Armbruster <=
- [PULL 06/29] tests/qapi-schema: Tweak to demonstrate buggy member name check, Markus Armbruster, 2021/03/23
- [PULL 05/29] tests/qapi-schema: Drop TODO comment on simple unions, Markus Armbruster, 2021/03/23
- [PULL 03/29] tests/qapi-schema: Rework comments on longhand member definitions, Markus Armbruster, 2021/03/23
- [PULL 02/29] tests/qapi-schema: Drop redundant flat-union-inline test, Markus Armbruster, 2021/03/23
- [PULL 04/29] tests/qapi-schema: Belatedly update comment on alternate clash, Markus Armbruster, 2021/03/23
- [PULL 18/29] tests/qapi-schema: Rename returns-whitelist to returns-bad-type, Markus Armbruster, 2021/03/23
- [PULL 14/29] qapi: Enforce type naming rules, Markus Armbruster, 2021/03/23
- [PULL 15/29] tests/qapi-schema: Rename redefined-builtin to redefined-predefined, Markus Armbruster, 2021/03/23
- [PULL 23/29] qapi: Enforce feature naming rules, Markus Armbruster, 2021/03/23
- [PULL 21/29] tests-qmp-cmds: Drop unused and incorrect qmp_TestIfCmd(), Markus Armbruster, 2021/03/23